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LTM4638EY#PBF
+BOMDC DC CONVERTER 0.6-5.5V
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ManufacturerAnalog Devices Inc.
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Mfr. Part #LTM4638EY#PBF
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Datasheet LTM4638EY#PBF DataSheet
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In Stock7537
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Specifications
| Attribute | Value |
| Series | µModule® |
| Part Status | Active |
| Type | Non-Isolated PoL Module |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3.1V |
| Voltage - Input (Max) | 20V |
| Voltage - Output 1 | 0.6 ~ 5.5V |
| Current - Output (Max) | 15A |
| Applications | ITE (Commercial) |
| Features | OCP, OTP, OVP, UVLO |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 49-BFBGA Module |
| Size / Dimension | 0.25" L x 0.25" W x 0.21" H (6.3mm x 6.3mm x 5.4mm) |
| Supplier Device Package | 49-BGA (6.25x6.25) |
| Base Product Number | LTM4638 |
Overview
Description
Key features of the LTM4638 include an input voltage range of 4.5V to 20V, an adjustable output voltage that can go as low as 0.6V, and a programmable switching frequency. It also offers features such as overcurrent protection, thermal shutdown, and soft-start capabilities. The µModule architecture simplifies PCB layout and minimizes design effort, enabling rapid development cycles and reducing the time to market for products. Its compact design is particularly beneficial for space-constrained applications. The LTM4638EY#PBF is part of the broader LTM46xx family known for reliability and performance in demanding environments.
Equivalent
1. Texas Instruments TPSM846C23.
2. Murata's MYMGK1R815FRSR.
3. Vicor's PI3542-00-LGIZ.
Ensure to check the specific application requirements and datasheets for compatibility as pin configuration, voltage input/output, and other parameters may vary.
Features
1. Input Voltage Range: It supports a wide input voltage range from 4V to 15V, making it versatile for various applications.
2. Output Voltage: The output voltage can be set as low as 0.6V, with a precise voltage regulation.
3. Output Current: It delivers up to 15A continuous output current.
4. Efficiency: The module is designed for high efficiency, which reduces power loss and helps in thermal management.
5. Compact Design: The μModule design integrates multiple components within a compact package, simplifying the PCB layout.
6. Thermal Management: It includes features for improved thermal performance, such as an exposed pad for heat dissipation.
7. Protection Features: Overcurrent protection, short-circuit protection, and thermal shutdown are included for increased reliability.
8. Ease of Use: Requires minimal external components, facilitating easy implementation in designs.
These features make the LTM4638EY#PBF suitable for use in a variety of power management applications.
Pinout
The primary function of the LTM4638 is to convert a higher input voltage to a lower output voltage efficiently, supporting an output current of up to 15A. It integrates a switching controller, power FETs, inductor, and support components, making it highly efficient and reducing the need for external components. This makes it ideal for applications requiring a small footprint and high power density, such as servers, telecommunications, and industrial equipment. The LTM4638 also includes features like overcurrent protection, overtemperature protection, and soft-start capability to ensure reliable operation in various conditions.